Tracer Bullet Testing or Synthetic Transactions or Synthetic Monitoring is a way of testing your service/app in production where its supposed to run but without affecting users/clients/external systems.
Couple of days ago, we had an outage in one of our production APIs that’s built with ASP.NET Core 2.0 and all we got to see in all our logging … Continue reading Reporting Model Validation Errors in ASP.NET Core 2.0
Monitoring the health of your application in production is a crucial aspect of software development because at any given point in time, you want to be reasonably certain about how your business critical application is performing and you want to be alerted to any problems that might be brewing up in the application before your customers do.
I attended my first ever developer conference (Techorama) in Belgium this past week (May 23-May 24, 2018) and it has to be said, it was much more exciting than I thought it would be…
In this post I will show one way to mix JWT Token authentication with cookie authentication using ASP.NET Core and send out the JWT in a response cookie.
In a multi-tenant environment the application database is usually partitioned by tenants. This is done to achieve isolation and scalability. The problem of course is how do you route tenant requests to the correct databases?
In part 2, I talked about my domain modeling thought process so this post is about trying to persist those objects for long term storage. Although the avenue for different … Continue reading Building Domain Driven Architecture in .NET – Part 3 (Repository Design)
In part 4, I detailed the way I went about creating application services for my expense tracking application. In this final post, I will talk about the ASP.NET Core MVC … Continue reading Building Domain Driven Architecture in .NET – Part 5 (ASP.NET Core App)
Application services can be loosely compared with the business logic layer of the yesteryear with one key difference, application services don’t actually contain any business logic neither they enforce any business logic.
Having read Vaugh Vernon’s book on DDD implementation, I decided to portgrade (port+upgrade) my old clunky Windows based N-tier desktop expense tracking application to ASP.NET Core MVC application using some of the Domain Driven Design concepts I studied in the book.
If you are not sure who this API is going to benefit and how, chances are You Ain’t Gonna Need It
Its often assumed that legacy code should not be refactored because no one knows what worms are hidden in that can and what kind of monstrous bugs will be unleashed … Continue reading Making Legacy Code More S.O.L.I.D